<!DOCTYPE HTML>
<html>
<head>
    <title>商品详情</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <!-- jquery -->
    <script type="text/javascript" src="/js/jquery.min.js"></script>
    <!-- bootstrap -->
    <link rel="stylesheet" type="text/css" href="/bootstrap/css/bootstrap.min.css" />
    <script type="text/javascript" src="/bootstrap/js/bootstrap.min.js"></script>
    <!-- jquery-validator -->
    <script type="text/javascript" src="/jquery-validation/jquery.validate.min.js"></script>
    <script type="text/javascript" src="/jquery-validation/localization/messages_zh.min.js"></script>
    <!-- layer -->
    <script type="text/javascript" src="/layer/layer.js"></script>
    <!-- md5.js -->
    <script type="text/javascript" src="/js/md5.min.js"></script>
    <!-- common.js -->
    <script type="text/javascript" src="/js/common.js"></script>
</head>
<body>

<div class="panel panel-default">
  <div class="panel-heading">秒杀商品详情</div>
  <div class="panel-body">
  	<span id="userTip"> 您还没有登录，请登陆后再操作<br/></span>
  	<span>没有收货地址的提示。。。</span>
  </div>
  <table class="table" id="goodslist">
  	<tr>
        <td>商品名称</td>
        <td colspan="3" id="goodsName"></td>
     </tr>
     <tr>
        <td>商品图片</td>
        <td colspan="3"><img id="goodsImg" width="200" height="200" /></td>
     </tr>
     <tr>
        <td>秒杀开始时间</td>
        <td id="startTime"></td>
        <td >
        	<input type="hidden" id="remainSeconds" />
        	<span id="miaoshaTip"></span>
        </td>
        <td>
        	<!--<form id="miaoshaForm" method="post" action="/miaosha/do_miaosha">-->
        		<!--<button class="btn btn-primary btn-block" type="submit" id="buyButton">立即秒杀</button>-->
        		<!--<input id="goodsId" type="hidden" name="goodsId" />-->
        	<!--</form>-->
            <div class="row">
                <div class="form-inline">
                    <img id="verifyCodeImg" width="80" height="32" style="display:none" onclick="refreshVerifyCode()"/>
                    <input id="verifyCode" class="from-control" style="display:none"/>
                    <button class="btn btn-primary" type="button" id="buyButton" onclick="getMiaoshaPath()">立即秒杀</button>
                </div>
            </div>
            <input id="goodsId" type="hidden" name="goodsId" />
        </td>
     </tr>
     <tr>
        <td>商品原价</td>
        <td colspan="3" id="goodsPrice"></td>
     </tr>
      <tr>  s
        <td>秒杀价</td>
        <td colspan="3" id="msPrice"></td>
     </tr>
     <tr>
        <td>库存数量</td>
        <td colspan="3" id="stockCount"></td>
     </tr>
  </table>
</div>
</body>
<script>
    function getMiaoshaPath() {
        goodsId = $('#goodsId').val()
        g_showLoading();
        $.ajax({
            url: "/miaosha/path",
            type: "GET",
            data: {
                goodsId: goodsId,
                verifyCode: $("#verifyCode").val()
            },
            success: function (data) {
                if (data.code == 0) {
                    var path = data.data;
                    doMiaosha(path);
                } else {
                    layer.msg(data.msg);
                }
            },
            error: function (e) {
                layer.msg("客户端请求错误");
            }
        })
    }

    function getMiaoshaResult(goodsId) {
        g_showLoading();
        $.ajax({
            url: "/miaosha/result",
            type: "GET",
            data: {
                goodsId:  $('#goodsId').val()
            },
            success: function (data) {
                if (data.code == 0) {
                    var result = data.data;
                    if (result < 0) {
                        layer.msg("来晚了，商品已抢光！");
                    } else if (result == 0) {   // 继续轮询
                        setTimeout(function() {
                            getMiaoshaResult(goodsId);
                        }, 200);
                    } else {
                        layer.confirm("恭喜您！秒杀成功！查看订单", {btn:["确定", "取消"]},
                            function() {
                                window.location.href = "/order_detail.htm?orderId=" + result;
                            },
                            function() {
                                layer.closeAll();
                            }
                        );
                    }
                } else {
                    layer.msg(data.msg);
                }
            },
            error: function (e) {
                layer.msg("客户端请求错误");
            }
        })
    }

    function doMiaosha(path) {
        $.ajax({
            url: "/miaosha/" + path + "/do_miaosha",
            type: "POST",
            data: {
                goodsId:  $('#goodsId').val()
            },
            success: function (data) {
                if (data.code == 0) {
                    // window.location.href = "/order_detail.htm?orderId=" + data.data.id;
                    getMiaoshaResult($("#goodsId").val());
                } else {
                    layer.msg(data.msg);
                }
            },
            error: function (e) {
                layer.msg("客户端请求错误");
            }
        })
    }

    $(function(){
        getDetail();
    });

    function getDetail() {
        var goodsId = getQueryString("goodsId");
        $.ajax({
            url: "/goods/detail/" + goodsId,
            type: "GET",
            success: function (data) {
                if (data.code == 0) {
                    render(data.data);
                } else {
                    layer.msg(data.msg);
                }
            },
            error: function (e) {
                layer.msg("客户端请求错误");
            }
        });

    }

    function render(detail) {
        var msStatus = detail.msStatus;
        var remainSeconds = detail.remainSeconds;
        var goods = detail.goods;
        var user = detail.user;
        if (user) {
            $('#userTip').hide();
        }
        $('#goodsName').text(goods.goodsName);
        $('#goodsImg').attr("src", goods.goodsImg);
        $("#startTime").text(new Date(goods.startDate).format("yyyy-MM-dd hh:mm:ss"));
        $('#remainSeconds').val(remainSeconds);
        $('#goodsId').val(goods.id);
        $('#goodsPrice').text(goods.goodsPrice);
        $('#msPrice').text(goods.msPrice);
        $('#stockCount').text(goods.stockCount);
        countDown();
    }

    function countDown() {
        var remainSeconds = $("#remainSeconds").val();
        var timeout;
        if (remainSeconds > 0) {    // 秒杀还没开始，倒计时
            $("#buyButton").attr("disabled", true);
            $('#miaoshaTip').html("秒杀倒计时：" + remainSeconds + "秒");
            timeout = setTimeout(function () {
                $("#countDown").text(remainSeconds - 1);
                $("#remainSeconds").val(remainSeconds - 1);
                countDown();
            }, 1000)
        } else if (remainSeconds == 0) {    // 秒杀进行中
            $("#buyButton").attr("disabled", false);
            if (timeout) {
                clearTimeout(timeout);
            }
            $("#miaoshaTip").html("秒杀进行中");
            $("#verifyCodeImg").attr("src", "/miaosha/verifyCode?goodsId=" + $("#goodsId").val());
            $("#verifyCodeImg").show();
            $("#verifyCode").show();

        } else {                    // 秒杀已经结束
            $("#buyButton").attr("disabled", true);
            $("#miaoshaTip").html("秒杀已经结束");
            $("#verifyCodeImg").hide();
            $("#verifyCode").hide();
        }
    }
    
    function refreshVerifyCode() {
        $("#verifyCodeImg").attr("src", "/miaosha/verifyCode?goodsId=" + $("#goodsId").val()
            + "&timestamp=" + new Date().getTime());    // 添加一个时间戳，刷新js
    }
</script>
</html>
